CN212151405U

CN212151405U - Piloting work boat hoisting machine capable of hoisting multiple boats

Info

Publication number: CN212151405U
Application number: CN202020773923.1U
Authority: CN
Inventors: 梅英群
Original assignee: Shanghai Maritime Pilot's Association China
Current assignee: Shanghai Maritime Pilot's Association China
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2020-12-15
Anticipated expiration: 2030-05-11

Abstract

The utility model provides a can hang many pilotage work ship hoisting machine belongs to pilotage technical field. The crane comprises a base fixed on a deck of a pilot ship, wherein a cantilever support and a hydraulic oil cylinder are hinged to the base, an output shaft of the hydraulic oil cylinder is hinged to the cantilever support, a telescopic boom structure which is horizontally arranged is arranged on the cantilever support, and the telescopic boom structure can move forwards or backwards along the horizontal direction. The utility model discloses can be according to not unidimensional work ship, adjustment davit length matches with the work ship, can satisfy different hoisting point skiff in the regulation interval and hang and put the needs, realize one and hang the advantage of multiple spot to improve the adaptability of hoist and mount work.

Description

Piloting work boat hoisting machine capable of hoisting multiple boats

Technical Field

The utility model belongs to the technical field of the navigation, a can hang many navigation work ship hoisting machine is related to.

Background

The piloting boat is a ferry boat which is placed on a piloting ship and used for receiving and sending a piloting person to and from the piloted ship and between the piloting ships. At present, piloting boats generally have two specifications of 7.8 meters and 11.6 meters, and are V-shaped boat bottom boats.

When the piloting boat is in idle state or overhauls the state, need with the boat hoist and mount to the piloting ship on, hoisting equipment is located the piloting ship on, is fixed position usually, can't remove, when facing different boats, need adjust the distance between the hoisting equipment on boat and the piloting station repeatedly to realize the hoist and mount, consequently hoist and mount work is consuming time more.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a can hang many pilotage work ship hoisting machine is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a can hang many pilot boat hoisting machine, is including fixing the frame on the pilot boat deck, the frame on articulated have cantilever crane and hydraulic cylinder, hydraulic cylinder's output shaft is articulated with cantilever crane, is equipped with the flexible davit structure that is the level setting on cantilever crane, flexible davit structure can advance or retreat along the horizontal direction.

In the piloting work boat hoisting machine capable of hoisting more, the telescopic boom structure comprises an outer boom which is fixed on a boom support and horizontally arranged, a linear driver is fixed on the outer boom, an inner boom is movably connected in the outer boom, an output shaft of the linear driver is connected with the inner boom, an inner boom pulley block is arranged at the end part of the inner boom, and an outer boom pulley block corresponding to the inner boom pulley block is arranged at the bottom of the outer boom.

In the pilot boat hoisting machine capable of hoisting more, the cross sections of the outer suspension arm and the inner suspension arm are respectively rectangular, the outer suspension arm is of a hollow structure, the outer wall of the inner suspension arm is provided with a slide rail groove which is sunken towards the inner part of the inner suspension arm, and the inner wall of the outer suspension arm is provided with a roller corresponding to the slide rail groove.

In the piloting work boat hoisting machine capable of hoisting a plurality of pilot ships, the four side walls of the inner hoisting arm are respectively provided with the slide rail grooves, and the slide rail grooves on every two opposite side walls are the same in number and are in one-to-one correspondence in position.

In the pilot boat hoisting machine capable of hoisting a plurality of pilot boats, the inner boom pulley block comprises an inner boom pulley support frame arranged on the lower surface of the end part of the inner boom, and an inner boom fixed pulley is rotatably connected to the inner boom pulley support frame.

In the piloting work boat hoisting machine capable of hoisting more, the inner boom pulley block further comprises two opposite connecting lugs fixed on the lower surface of the end part of the inner boom, and two ends of the inner boom pulley support frame are respectively inserted into the two connecting lugs and are rotatably connected with the connecting lugs.

In the pilot boat hoisting machine capable of hoisting a plurality of pilot boats, the outer boom pulley block comprises a first outer boom pulley support frame fixed on the lower surface of the outer boom and a second outer boom pulley support frame fixed on the side wall of the boom support, a first outer boom fixed pulley and a second outer boom fixed pulley are respectively and rotatably connected in the first outer boom pulley support frame and the second outer boom pulley support frame, the planes where the first outer boom fixed pulley and the second outer boom fixed pulley are located are mutually vertical, the first outer boom fixed pulley is horizontally arranged, and the chute heights of the inner boom fixed pulley and the second outer boom fixed pulley are respectively corresponding to the chute height of the first outer boom fixed pulley.

In the pilot working boat hoisting machine capable of hoisting more, when the plane where the inner boom pulley support frame is located is vertical to the horizontal plane, the planes where the inner boom fixed pulley, the first outer boom fixed pulley and the second outer boom fixed pulley are located are respectively vertical to each other.

In the piloting work boat hoisting machine capable of hoisting a plurality of pilot ships, the bottom of the cantilever support is provided with the winch, the cable on the winch sequentially penetrates through the second outer boom fixed pulley, the first outer boom fixed pulley and the inner boom fixed pulley, and the end part of the cable is provided with the lifting hook.

In the pilot boat hoisting machine capable of hoisting more boats, the linear driver is fixed on the side wall of the inner suspension arm.

In the pilot boat hoisting machine capable of hoisting more, the output shaft of the linear driver is connected with the side wall of the inner boom through the corrugated pipe.

Compared with the prior art, the utility model has the advantages of: 1. the length of the suspension arm can be adjusted according to the working boats with different sizes, the suspension arm is matched with the working boats, the suspension requirements of small boats with different suspension points in a specified interval can be met, the advantage of one suspension and multiple points is realized, and the adaptability of the suspension work is improved; 2. the hoisting device can automatically adapt to the shaking of the working boat in the hoisting process, the directions of the mooring rope and the working boat are adjusted, and the hoisting work is stable and reliable; 3. the multi-stage fixed pulley is arranged, so that the mooring rope can be prevented from being separated, and the safety of hoisting work is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of a telescopic boom structure;

FIG. 3 is a schematic view of the structure of FIG. 2 in another orientation;

FIG. 4 is a sectional view A-A of FIG. 1;

fig. 5 is a sectional view B-B in fig. 1.

In the figure, a cantilever support 1, an oil cylinder hinged platform 1a, an outer cantilever 2, a linear driver 3, an inner cantilever 4, an inner cantilever pulley block 5, an outer cantilever pulley block 6, a slide rail groove 7, an inner cantilever pulley support frame 8, an inner cantilever fixed pulley 9, a connecting lug 10, a first outer cantilever pulley support frame 11, a second outer cantilever pulley support frame 12, a first outer cantilever fixed pulley 13, a second outer cantilever fixed pulley 14, a winch 15, a cable 16, a lifting hook 17, a corrugated pipe 18, a machine base 100, a hydraulic oil cylinder 101, a hydraulic motor 102 and an auxiliary pulley 103.

Detailed Description

As shown in fig. 1 and 4, the pilot boat hoisting machine capable of hoisting more vessels comprises a base 100 fixed on a pilot boat deck, wherein a cantilever support 1 and a hydraulic oil cylinder 101 are hinged on the base 100, an output shaft of the hydraulic oil cylinder 101 is hinged with the cantilever support 1, a telescopic boom structure horizontally arranged is arranged on the cantilever support 1, and the telescopic boom structure can move forward or backward along the horizontal direction.

In this embodiment, the middle of the cantilever 1 protrudes outwards to form a cylinder hinge table 1a, and the output shaft of the hydraulic cylinder 101 is hinged to the hinge table 1 a. When the hydraulic oil cylinder 101 works, the cantilever support 1 can be driven to incline, so that the cantilever support 1 extends out of the pilot ship and is hoisted by the telescopic boom structure and the working boat.

Referring to fig. 2 and 3, the telescopic boom structure includes an outer boom 2 fixed on a boom support 1 and horizontally disposed, a linear driver 3 fixed on the outer boom 2, an inner boom 4 movably connected in the outer boom 2, an output shaft of the linear driver 3 connected to the inner boom 4, an inner boom pulley block 5 arranged at an end of the inner boom 4, and an outer boom pulley block 6 corresponding to the inner boom pulley block 5 arranged at a bottom of the outer boom 2. The linear drive 3 can be a pneumatic cylinder, a hydraulic cylinder or a spindle guide, preferably a hydraulic cylinder or a linear motor. When the structure is a screw rod and screw sleeve structure, the screw sleeve is connected with the inner suspension arm 4, the screw rod is in threaded connection with the screw sleeve, the screw rod is connected with a motor, and the screw sleeve is driven to move back and forth through the rotation of the screw rod.

In the present embodiment, the linear drive 3 is fixed to the side wall of the inner boom 4. Preferably, the output shaft of the linear actuator 3 is connected to the side wall of the inner boom 4 via a bellows 18. Through the transition of bellows 18 for the output shaft of linear actuator 3 and interior davit 4 realize the buffering, and when interior davit 4 rocked, kinetic energy was absorbed to accessible bellows 18, and the output shaft of linear actuator reduces the influence, thereby makes the operating condition temperature of linear actuator 3, also can prolong the life of linear actuator 3.

The outer boom 2 and the inner boom 4 may be cylindrical, in this embodiment, as a preferred scheme, the cross sections of the outer boom 2 and the inner boom 4 are respectively rectangular, the rectangular structure is convenient for installing other components on the inner boom and the outer boom, the outer boom 2 is a hollow structure for the inner boom 4 to go in and out, the outer wall of the inner boom 4 is provided with a slide rail groove 7 recessed towards the inside of the inner boom 4, the inner wall of the outer boom 2 is provided with a roller corresponding to the slide rail groove 7, which is not shown in the figure, and the cooperation between the roller and the slide rail groove is a conventional technology in the art, and this embodiment is also not very important, and therefore, too much description is not made.

Four side walls of the inner suspension arm 4 are respectively provided with a slide rail groove 7, and the slide rail grooves 7 on every two opposite side walls have the same quantity and are in one-to-one correspondence in position. Because the inner suspension arm is of a rectangular structure, the inner suspension arm is provided with two groups of opposite side walls, the number of the slide rail grooves 7 on each group of side walls is the same, and the two groups of side walls are symmetrically arranged.

The inner boom pulley block 5 comprises an inner boom pulley support frame 8 arranged on the lower surface of the end part of the inner boom 4, and an inner boom fixed pulley 9 is rotatably connected to the inner boom pulley support frame 8.

Preferably, the inner boom pulley block 5 further comprises two oppositely-arranged connection lugs 10 fixed on the lower surface of the end portion of the inner boom 4, and two ends of the inner boom pulley support frame 8 are respectively inserted into the two connection lugs 10 and are rotatably connected with the connection lugs 10. Like this, interior davit pulley support frame 8 just can follow engaging lug 10 swing, and this is that consequently when hoist and mount work ship, because stormy waves or surge, work ship can take place to rock, and interior davit pulley support frame 8 in time takes place to deflect, rocks the cooperation with work ship, avoids hoist and mount to break away from with interior davit fixed pulley 9 with hawser.

The outer boom pulley block 6 comprises a first outer boom pulley support frame 11 fixed on the lower surface of the outer boom 2 and a second outer boom pulley support frame 12 fixed on the side wall of the boom support 1, a first outer boom fixed pulley 13 and a second outer boom fixed pulley 14 are respectively and rotatably connected in the first outer boom pulley support frame 11 and the second outer boom pulley support frame 12, planes where the first outer boom fixed pulley 13 and the second outer boom fixed pulley 14 are located are perpendicular to each other, the first outer boom fixed pulley 13 is horizontally arranged, and the sliding groove heights of the inner boom fixed pulley 9 and the second outer boom fixed pulley 14 are respectively corresponding to the sliding groove height of the first outer boom fixed pulley 13.

In this embodiment, a horizontally arranged first outer boom fixed pulley 13 is used as the transition wheel because the inner boom fixed pulley 9 will swing along with the inner boom pulley support frame 8, if the second outer boom fixed pulley 14 is directly used for connection, the two are easy to separate, and the swing of the inner boom fixed pulley 9 by using the horizontally arranged first outer boom fixed pulley 13 basically does not affect the separation of the first outer boom fixed pulley 13, so the whole pulley block structure can normally operate.

When the plane of the inner boom pulley support frame 8 is vertical to the horizontal plane, that is, the inner boom fixed pulley 9 is in a static state, the planes of the inner boom fixed pulley 9, the first outer boom fixed pulley 13 and the second outer boom fixed pulley 14 are respectively vertical to each other.

The bottom of the cantilever support 1 is provided with a winch 15, a cable 16 on the winch 15 sequentially penetrates through the second outer boom fixed pulley 14, the first outer boom fixed pulley 13 and the inner boom fixed pulley 9, and the end part of the cable 16 is provided with a lifting hook 17.

Preferably, a hydraulic motor 102 is further disposed on the base 100, an output shaft of the hydraulic motor is connected to an auxiliary pulley 103, and a cable 16 coming out of the winch 15 firstly passes through the second outer boom fixed pulley 14, the first outer boom fixed pulley 13 and the inner boom fixed pulley 9 after passing around the auxiliary pulley 103. This is provided to reduce the load on the hoist 15.

The utility model discloses a theory of operation is:

the hydraulic oil cylinder 101 works to enable the cantilever support 1 to incline and extend out of the board of the pilot ship and correspond to a working boat, the linear driver 3 drives the inner suspension arm 4 to move forward or backward according to working boats of different sizes, the position of the lifting hook 17 corresponds to the position of a lifting ring on the working boat, the working boat is lifted by the lifting hook 17 and the cable 16, the winch 15 works to drive the cable 16 to be tightened, the working boat rises, the inner suspension arm fixed pulley 9 automatically deflects, and the angle is adjusted to enable the cable between the inner suspension arm fixed pulley 9 and the lifting hook 17 to be in a linear shape.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the spirit of the invention.

Claims

1. The utility model provides a can one hang many pilot boat hoisting machine, is including fixing frame (100) on the pilot boat deck, its characterized in that, frame (100) on articulated have cantilever (1) and hydraulic cylinder (101), the output shaft and the cantilever (1) of hydraulic cylinder (101) are articulated, be equipped with the flexible davit structure that is the level setting on cantilever (1), flexible davit structure can advance or retreat along the horizontal direction.

2. The pilot boat hoisting machine capable of hoisting a lot of cargo according to claim 1, wherein the telescopic boom structure comprises an outer boom (2) fixed on the boom support (1) and horizontally arranged, a linear driver (3) is fixed on the outer boom (2), an inner boom (4) is movably connected in the outer boom (2), an output shaft of the linear driver (3) is connected with the inner boom (4), an inner boom pulley block (5) is arranged at the end of the inner boom (4), and an outer boom pulley block (6) corresponding to the inner boom pulley block (5) is arranged at the bottom of the outer boom (2).

3. The pilot boat hoisting machine capable of hoisting a plurality of pilot boats according to claim 2, wherein the cross sections of the outer boom (2) and the inner boom (4) are respectively rectangular, the outer boom (2) is of a hollow structure, the outer wall of the inner boom (4) is provided with a slide rail groove (7) which is sunken into the inner boom (4), and the inner wall of the outer boom (2) is provided with a roller corresponding to the slide rail groove (7).

4. The piloting work boat hoisting machine capable of hoisting more according to claim 3, characterized in that the four side walls of the inner boom (4) are respectively provided with slide rail grooves (7), and the number of the slide rail grooves (7) on each two opposite side walls is the same and the positions are in one-to-one correspondence.

5. The pilot boat hoisting machine capable of hoisting a plurality of pilot boats according to claim 2, wherein the inner boom pulley block (5) comprises an inner boom pulley support frame (8) arranged on the lower surface of the end portion of the inner boom (4), and the inner boom fixed pulley (9) is rotatably connected to the inner boom pulley support frame (8).

6. The pilot boat hoisting machine capable of hoisting a plurality of vessels according to claim 5, wherein the inner boom pulley block (5) further comprises two opposite connecting lugs (10) fixed on the lower surface of the end part of the inner boom (4), and two ends of the inner boom pulley support frame (8) are respectively inserted into the two connecting lugs (10) and are rotatably connected with the connecting lugs (10).

7. The piloting work boat hoist capable of multiple hoisting according to claim 5 or 6, the outer boom pulley block (6) comprises a first outer boom pulley support frame (11) fixed on the lower surface of the outer boom (2) and a second outer boom pulley support frame (12) fixed on the side wall of the boom support (1), a first outer boom fixed pulley (13) and a second outer boom fixed pulley (14) are respectively and rotatably connected in the first outer boom pulley support frame (11) and the second outer boom pulley support frame (12), the planes of the first outer boom fixed pulley (13) and the second outer boom fixed pulley (14) are vertical to each other, and the first outer boom fixed pulley (13) is horizontally arranged, and the sliding groove heights of the inner boom fixed pulley (9) and the second outer boom fixed pulley (14) respectively correspond to the sliding groove height of the first outer boom fixed pulley (13).

8. The pilot work boat hoist capable of hoisting more according to claim 7, characterized in that the planes on which the inner boom fixed pulley (9), the first outer boom fixed pulley (13) and the second outer boom fixed pulley (14) are located are perpendicular to each other, respectively, when the plane on which the inner boom pulley support frame (8) is located is perpendicular to the horizontal plane.

9. The piloting work boat hoisting machine capable of hoisting more according to claim 7, wherein a winch (15) is arranged at the bottom of the cantilever support (1), a cable (16) on the winch (15) sequentially penetrates through the second outer boom fixed pulley (14), the first outer boom fixed pulley (13) and the inner boom fixed pulley (9), and a lifting hook (17) is arranged at the end of the cable (16).

10. The pilot boat hoisting machine capable of hoisting a large number of vessels according to claim 2, wherein the linear actuator (3) is fixed to the side wall of the inner boom (4), and the output shaft of the linear actuator (3) is connected to the side wall of the inner boom (4) through a bellows (18).